CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Series D Preferred Shares	Common Shares	Additional Paid in Capital	Cumulative Net Income	Cumulative Common Distributions	Cumulative Preferred Distributions	Noncontrolling Interest
Balance as of beginning of period (in shares) at Dec. 31, 2021		4,915,196	115,205,818
Balance as of beginning of period at Dec. 31, 2021	$ 3,055,270	$ 119,263	$ 1,152	$ 4,128,656	$ 3,798,552	$ (4,281,195)	$ (717,700)	$ 6,542
Increase (Decrease) in Stockholders' Equity
Net income	16,429				16,388			41
Repurchase of shares (in shares)			(4,887,327)
Repurchase of shares	(127,327)		$ (49)	(127,278)
Surrender of shares for tax withholding (in shares)			(160,506)
Surrender of shares for tax withholding	(4,160)		$ (2)	(4,158)
Share-based compensation (in shares)			493,586
Share-based compensation	9,054		$ 5	7,956				1,093
Contributions	1							1
Distributions	(118,672)					(112,095)	(5,991)	(586)
Adjustment for noncontrolling interest	0			(51)				51
Balance as of end of period (in shares) at Sep. 30, 2022		4,915,196	110,651,571
Balance as of end of period at Sep. 30, 2022	2,830,595	$ 119,263	$ 1,106	4,005,125	3,814,940	(4,393,290)	(723,691)	7,142
Balance as of beginning of period (in shares) at Jun. 30, 2022		4,915,196	111,241,842
Balance as of beginning of period at Jun. 30, 2022	2,945,822	$ 119,263	$ 1,112	4,018,440	3,802,750	(4,281,442)	(721,694)	7,393
Increase (Decrease) in Stockholders' Equity
Net income	12,221				12,190			31
Repurchase of shares (in shares)			(590,271)
Repurchase of shares	(16,028)		$ (6)	(16,022)
Share-based compensation	2,885			2,498				387
Distributions	(114,305)					(111,848)	(1,997)	(460)
Adjustment for noncontrolling interest	0			209				(209)
Balance as of end of period (in shares) at Sep. 30, 2022		4,915,196	110,651,571
Balance as of end of period at Sep. 30, 2022	2,830,595	$ 119,263	$ 1,106	4,005,125	3,814,940	(4,393,290)	(723,691)	7,142
Balance as of beginning of period (in shares) at Dec. 31, 2022		4,915,196	109,428,252
Balance as of beginning of period at Dec. 31, 2022	2,823,732	$ 119,263	$ 1,094	3,979,566	3,835,815	(4,393,522)	(725,688)	7,204
Increase (Decrease) in Stockholders' Equity
Net income	64,819				64,615			204
Repurchase of shares (in shares)			(3,018,411)
Repurchase of shares	(56,803)		$ (30)	(56,773)
Surrender of shares for tax withholding (in shares)			(134,193)
Surrender of shares for tax withholding	(3,395)		$ (1)	(3,394)
Share-based compensation (in shares)			436,398
Share-based compensation	13,476		$ 4	10,807				2,665
Distributions	(479,593)					(471,668)	(5,991)	(1,934)
Adjustment for noncontrolling interest	0			166				(166)
Balance as of end of period (in shares) at Sep. 30, 2023		4,915,196	106,712,046
Balance as of end of period at Sep. 30, 2023	2,362,236	$ 119,263	$ 1,067	3,930,372	3,900,430	(4,865,190)	(731,679)	7,973
Balance as of beginning of period (in shares) at Jun. 30, 2023		4,915,196	109,730,457
Balance as of beginning of period at Jun. 30, 2023	2,391,827	$ 119,263	$ 1,097	3,984,681	3,874,284	(4,865,668)	(729,682)	7,852
Increase (Decrease) in Stockholders' Equity
Net income	26,232				26,146			86
Repurchase of shares (in shares)			(3,018,411)
Repurchase of shares	(56,803)		$ (30)	(56,773)
Share-based compensation	2,499			2,447				52
Distributions	(1,519)					478	(1,997)
Adjustment for noncontrolling interest	0			17				(17)
Balance as of end of period (in shares) at Sep. 30, 2023		4,915,196	106,712,046
Balance as of end of period at Sep. 30, 2023	$ 2,362,236	$ 119,263	$ 1,067	$ 3,930,372	$ 3,900,430	$ (4,865,190)	$ (731,679)	$ 7,973